CN109199507A - A kind of absorbable surgical instruments - Google Patents
A kind of absorbable surgical instruments Download PDFInfo
- Publication number
- CN109199507A CN109199507A CN201710535249.6A CN201710535249A CN109199507A CN 109199507 A CN109199507 A CN 109199507A CN 201710535249 A CN201710535249 A CN 201710535249A CN 109199507 A CN109199507 A CN 109199507A
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- CN
- China
- Prior art keywords
- clamp arm
- surgical instruments
- segment
- parallel
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
- A61L17/06—At least partially resorbable materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
- A61L17/06—At least partially resorbable materials
- A61L17/10—At least partially resorbable materials containing macromolecular materials
- A61L17/12—Homopolymers or copolymers of glycolic acid or lactic acid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
- A61L17/14—Post-treatment to improve physical properties
- A61L17/145—Coating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Abstract
A kind of surgical instruments, including the first clamp arm and the second clamp arm, also, further comprise shaft.It is open between first clamp arm and the second clamp arm larger, convenient for clamping blood vessel.Surgical instruments is made of absorbable double layer material.
Description
Technical field
The present invention relates to a kind of absorbable surgical instruments is used for, pressed from both sides in particular to a kind of absorbable blood vessel.
Background technique
Minimally Invasive Surgery refers to and provides surgical field of view by the electronics mirror image such as laparoscope, thoracoscope, passes through the instruments such as stapler
A kind of new technology performed a surgical operation in human body.It is micro- medically since, pain small with wound is light, restores fast superiority
Invasive procedures are gradually gained popularity.In Minimally Invasive Surgery, need to stop blooding to blood vessel using surgical instruments (blood vessel clip).
Existing blood vessel clip is integral type, including the first clamp arm and the second clamp arm, in use, passing through the first clamp arm and second
The engaging of clamp arm carries out clamping to blood vessel to realize hemostasis.Opening angle between first clamp arm and the second clamp arm depends on
The elasticity of material, therefore existing blood vessel clip opening angle is smaller, is unfavorable for clamping blood vessel.If the material that blood vessel clip uses is not
It can be absorbed by the body, staying in the intracorporal blood vessel clip of people can be unfavorable to health.Some existing blood vessel clips use absorbable
Material, but the intensity of material is poor, cause the clamping force of the hemostatic clamp insufficient, and shorter due to absorbing the period,
Lasting clamping force can not be provided.
Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is intended to provide a kind of absorbable surgical instruments, to overcome the prior art
Present in deficiency.
A kind of surgical instruments, including the first clamp arm and the second clamp arm, first clamp arm include the first holding section, and described the
Two clamp arm include the second holding section, and first holding section engages with second holding section so that first clamp arm and institute
The second clamp arm is stated mutually to clamp；The surgical instruments further comprises shaft, and first clamp arm and second clamp arm pass through institute
Shaft is stated to be connected.The surgical instruments has the double-deck material, the plastic layer including magnesium-zinc alloy and cladding magnesium-zinc alloy.
The first end of first clamp arm is connected with the first end of second clamp arm by the shaft.
The first end of first clamp arm and the first end of second clamp arm are staggered.
The first end of first clamp arm includes bending section and parallel-segment, the parallel-segment from the bending section to
Upper extension；The first end of second clamp arm includes bending section and parallel-segment, the parallel-segment from the bending section to
Lower extension；The institute of the bending section of the first end of first clamp arm and the first end of second clamp arm
It states bending section to interlock, the first end of the parallel-segment of the first end of first clamp arm and second clamp arm
The parallel-segment in portion is connected by the shaft.
The second end of first clamp arm has first holding section, and the second end of second clamp arm has institute
State the second holding section.
The first end of first clamp arm includes the first hole, and the first end of second clamp arm includes the
Two holes；By first hole and second hole, the shaft is by the first end of first clamp arm and described the
The first end of two clamp arm is connected.
The first end of first clamp arm includes bending section and parallel-segment, the parallel-segment from the bending section to
Upper extension, first hole are formed in the part upwardly extended；The first end of second clamp arm include bending section and
Parallel-segment, the parallel-segment are extended downwardly from the bending section, and second hole is formed in the part extended downwardly.
First holding section has tip, and second holding section is arc-shaped, is formed on the inside of the arc recessed
It falls into, the recess is for accommodating the tip.
The ontology of first clamp arm is linear, and the ontology of second clamp arm is linear.
First clamp arm includes the first limiting section, and second clamp arm includes the second limiting section, first limiting section
It is cylindrical protrusion with second limiting section.
The surgical instruments is blood vessel clip.
The material of the plastic layer is resorbable polymeric materials.The resorbable polymeric materials are PLA.
The magnesium-zinc alloy includes: the zinc of 1% to 6% weight percent, the magnesium of 94% to 99% weight percent.
By the way that shaft is arranged between the first clamp arm and the second clamp arm, can increase between the first clamp arm and the second clamp arm
Opening angle, convenient for clamping blood vessel.Blood vessel clip not only ensure that the intensity of blood vessel clip, but also extend using the double-deck absorbable material
The time being absorbed by the body, and then extend the clamping time for blood vessel.
Detailed description of the invention
Fig. 1 is the schematic diagram of blood vessel clip of the invention；
Fig. 2 is the schematic top plan view of blood vessel clip of the invention；
Fig. 3 is schematic diagram when blood vessel clip of the invention opens.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.It is retouched in of the invention
In stating, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower",
"front", "rear", "left", "right", "vertical", "horizontal", " item ", "bottom" "inner", "outside", " clockwise ", " counterclockwise ", " axis
To ", " radial direction ", the orientation or positional relationship of the instructions such as " circumferential direction " be to be based on the orientation or positional relationship shown in the drawings.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for solving
The present invention is released, and is not considered as limiting the invention.
As shown in Figure 1 to Figure 3, absorbable blood vessel of the invention folder includes the first clamp arm 1, the second clamp arm 2 and shaft 3.
One end of first clamp arm 1 has the first holding section 101, and one end of the second clamp arm 2 has the second holding section 201.The
The other end of one clamp arm 1 is connected with the other end of the second clamp arm 2 by shaft 3.
About "inner" and "outside": the direction in the space surrounded towards the first clamp arm 1 and the second clamp arm 2 is "inner", separate the
The direction in the space that one clamp arm 1 and the second clamp arm 2 surround is "outside", "inner" direction and "outside" direction and putting down where Fig. 1, Fig. 3
Face is parallel.About "upper" and "lower": the first clamp arm 1 is located at the lower section of the second clamp arm 2, as shown in Figure 1, Figure 3.
As shown in Figure 1, Figure 3, the first holding section 101 has tip, and the second holding section 201 is arc-shaped, in the inside of arc
It is formed with recess, recess is for accommodating the tip of the first holding section 101.During engaging, the tip of the first holding section 101
Successively with the lower surface of the second holding section 201 and medial surface against and making 201 flexible deformation of the second holding section, be flared out.
After continuing on, the tip of the first holding section 101 enters the recess of the second holding section 201, at this point, the second holding section 201 is from bullet
The property original shape of recoverable force, the tip of the first holding section 101 is sticked in recess.Blood vessel clip after engaging is as shown in Figure 1.
As shown in Figure 1, Figure 3, the other end of the first clamp arm 1 includes bending section and parallel-segment, bending section be located at parallel-segment with
Between the ontology of first clamp arm 1, parallel-segment is upwardly extended from bending section, forms L shape；The other end of second clamp arm 2 includes curved
Tune and parallel-segment, bending section are located between parallel-segment and the ontology of the second clamp arm 2, and parallel-segment is extended downwardly from bending section, shape
At L shape.As shown in Figure 2: the ontology of the bending section of the other end of the first clamp arm 1 from the first clamp arm 1 is bent downwardly, parallel-segment with
The ontology of first clamp arm 1 is parallel；The ontology of the bending section of the other end of second clamp arm 2 from the second clamp arm 2 is bent upwards, parallel-segment
It is parallel with the ontology of the second clamp arm 2.The parallel-segment of the other end of the parallel-segment of the other end of first clamp arm 1 and the second clamp arm 2 is logical
It crosses after shaft 3 is connected, the bending section of the other end of the first clamp arm 1 and the bending section of the other end of the second clamp arm 2 interlock.Such as figure
Shown in 2, after blood vessel clip engaging, the first clamp arm 1 and the second clamp arm 2 are at Y-shaped.In this way, the bending of the other end of the first clamp arm 1
Section and the bending section of the other end of the second clamp arm 2 are staggered, so that this position of the ontology of the first clamp arm 1 and the second clamp arm 2
In same plane, the clamping to blood vessel can be achieved after engaging.Also, the other end of the first clamp arm 1 is another with the second clamp arm 2
End is staggered, so that after engaging, the bending section of the other end of the bending section of the other end of the first clamp arm 1 and the second clamp arm 2
It is in close contact, fulcrum of the contact position of two bending sections as lever, the arm of the first clamp arm 1 and the second clamp arm 2 composition lever, institute
Better clamping effect can be provided to the blood vessel being clamped between 2 ontology of 1 ontology of the first clamp arm and the second clamp arm by stating lever.It needs
It is noted that this section of content in " being bent downwardly " and " being bent upwards " refer to it is lower and upper in Fig. 2, correspond to Fig. 1 with
Direction in Fig. 3, the "lower" in Fig. 2 refer to referring to from the "upper" of Fig. 1, Fig. 3 vertically in the direction of reader, Fig. 2
From Fig. 1, Fig. 3 vertically far from the direction of reader.
The other end of first clamp arm 1 includes a hole, and the other end of the second clamp arm 2 also includes a hole, and two holes are coaxial.
Shaft 3 be inserted into the first clamp arm 1 the other end and the second clamp arm 2 the other end hole in, the both ends of shaft 3 are expanding, make its two
The diameter of a end is greater than the aperture in the hole of the aperture in the hole of the other end of the first clamp arm 1 and the other end of the second clamp arm 2.Such as
This, shaft 3 will not fall off from hole.In order to relative motion, the diameter of shaft 3 is less than at least one hole in two holes
Aperture, the i.e. hole wall of the periphery at least one hole of shaft 3 cannot be bonded completely, therefore, the fulcrum by shaft 3 as lever,
The clamping effect of blood vessel is not so good as using the contact position of two bending sections as the fulcrum of lever.
The ontology of first clamp arm 1 is linear, and the ontology of the second clamp arm 2 is linear.
Blood vessel clip is installed in Clip Applier for convenience, the first clamp arm 1 also has limiting section 102, and limiting section 102 is close
Described one end of first clamp arm 1 is arranged, and limiting section 102 is cylindrical protrusion.Second clamp arm 2 also has limiting section 202, limit
Portion 202 is arranged close to described one end of the second clamp arm 2, and limiting section 202 is cylindrical protrusion.
First clamp arm 1, the second clamp arm 2, shaft 3 basic material be magnesium-zinc alloy, also, integral coating has on matrix
Plastic layer, i.e. polymer material layer.Plastic layer uses absorbable polymer material, it is preferable that high molecular material is PLA (poly-
Lactic acid).Magnesium-zinc alloy can provide higher intensity for blood vessel clip, so as to blood vessel clip apply bigger chucking power and
Blood vessel clip maintains bigger chucking power after engaging, guarantees the effect of clamping blood vessel.Magnesium-zinc alloy can also supplement the micro- of human body
Secondary element.In order to enhance the plasticity of blood vessel clip, by resorbable polymeric materials layer all-directional covering on the surface of magnesium-zinc alloy.By
It is longer than the degradation time of magnesium-zinc alloy in the intracorporal degradation time of people in the plastic layer that high molecular material is constituted, using macromolecule material
Expect that plastic layer cladding magnesium-zinc alloy constitutes it is double-deck can attractive material blood vessel clip, compared to magnesium-zinc alloy or high molecular material etc.
The blood vessel clip that homogenous material is constituted, degradation time is more long, more long to the clamping time of blood vessel in human body.
Magnesium-zinc alloy includes: the zinc of 1% to 6% weight percent, the magnesium of 94% to 99% weight percent.
Claims (14)
1. a kind of absorbable surgical instruments, including the first clamp arm and the second clamp arm, first clamp arm includes the first holding section,
Second clamp arm includes the second holding section, and first holding section engages with second holding section so that first folder
Arm is mutually clamped with second clamp arm；It is characterized in that, the surgical instruments further comprises shaft, first clamp arm and institute
The second clamp arm is stated to be connected by the shaft；The surgical instruments has the double-deck material, including magnesium-zinc alloy and cladding magnesium zinc
The plastic layer of alloy.
2. the surgical instruments to be absorbed as described in claim 1, which is characterized in that the first end of first clamp arm and institute
The first end for stating the second clamp arm is connected by the shaft.
3. absorbable surgical instruments as claimed in claim 2, which is characterized in that the first end of first clamp arm
It is staggered with the first end of second clamp arm.
4. absorbable surgical instruments as claimed in claim 3, which is characterized in that the first end of first clamp arm
Including bending section and parallel-segment, the parallel-segment is upwardly extended from the bending section；The first end of second clamp arm
Including bending section and parallel-segment, the parallel-segment is extended downwardly from the bending section；The first end of first clamp arm
The bending section of the bending section and the first end of second clamp arm interlock, described the of first clamp arm
The parallel-segment of one end is connected with the parallel-segment of the first end of second clamp arm by the shaft.
5. absorbable surgical instruments as claimed in claim 2, which is characterized in that the second end of first clamp arm has
The second end of first holding section, second clamp arm has second holding section.
6. absorbable surgical instruments as claimed in claim 2, which is characterized in that the first end of first clamp arm
Including the first hole, the first end of second clamp arm includes the second hole；By first hole and second hole, institute
It states shaft and the first end of first clamp arm is connected with the first end of second clamp arm.
7. absorbable surgical instruments as claimed in claim 6, which is characterized in that the first end of first clamp arm
Including bending section and parallel-segment, the parallel-segment is upwardly extended from the bending section, and first hole, which is formed in, to be upwardly extended
Part；The first end of second clamp arm includes bending section and parallel-segment, and the parallel-segment is downward from the bending section
Extend, second hole is formed in the part extended downwardly.
8. absorbable surgical instruments as described in claim 1, which is characterized in that first holding section has tip, institute
It is arc-shaped to state the second holding section, recess is formed on the inside of the arc, the recess is for accommodating the tip.
9. such as the described in any item absorbable surgical instruments of claim 1,7, which is characterized in that the ontology of first clamp arm
Linear, the ontology of second clamp arm is linear.
10. absorbable surgical instruments as described in claim 1, which is characterized in that first clamp arm includes the first limit
Portion, second clamp arm include the second limiting section, and first limiting section and second limiting section are cylindrical protrusion.
11. absorbable surgical instruments as described in claim 1, which is characterized in that the surgical instruments is blood vessel clip.
12. absorbable surgical instruments as described in claim 1, which is characterized in that the material of the plastic layer is absorbable
High molecular material.
13. absorbable surgical instruments as claimed in claim 12, which is characterized in that the resorbable polymeric materials are
PLA。
14. absorbable surgical instruments as described in claim 1, which is characterized in that the magnesium-zinc alloy includes: 1% to 6%
The zinc of weight percent, the magnesium of 94% to 99% weight percent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710535249.6A CN109199507A (en) | 2017-07-03 | 2017-07-03 | A kind of absorbable surgical instruments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710535249.6A CN109199507A (en) | 2017-07-03 | 2017-07-03 | A kind of absorbable surgical instruments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109199507A true CN109199507A (en) | 2019-01-15 |
Family
ID=64991961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710535249.6A Pending CN109199507A (en) | 2017-07-03 | 2017-07-03 | A kind of absorbable surgical instruments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109199507A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1020035A (en) * | 1962-11-02 | 1966-02-16 | Nils Lage Wilhelm Posse | Improvements in or relating to clamps |
| EP0095249A2 (en) * | 1982-04-26 | 1983-11-30 | Ethicon, Inc. | Non-metallic, bio-compatible hemostatic clips |
| CN1857742A (en) * | 2005-04-30 | 2006-11-08 | 中国科学院金属研究所 | Biomedicine implant material with controllable degrading rate and its application |
| CN201015595Y (en) * | 2006-06-02 | 2008-02-06 | 曾维著 | Disposable umbilical cord cutting and navel protecting device |
| CN202699220U (en) * | 2012-08-14 | 2013-01-30 | 王芳 | Novel hemostatic forceps for use in abdominal cavity minimally-invasive operation |
| CN203388908U (en) * | 2013-08-09 | 2014-01-15 | 王迪 | Clamping force adjustable umbilical cord clamp |
| CN103549985A (en) * | 2013-10-29 | 2014-02-05 | 杭州铭众生物科技有限公司 | Absorbable ligature clamp and manufacturing method thereof |
| CN103892883A (en) * | 2014-04-15 | 2014-07-02 | 江苏德威兰医疗器械有限公司 | Emergency hemostasis clamp |
| CN204683691U (en) * | 2015-05-07 | 2015-10-07 | 南京闻智生物科技有限公司 | A kind of macromolecular material hemostatic clamp |
| US9220507B1 (en) * | 2012-10-14 | 2015-12-29 | Manoj B. Patel | Tissue spreading vascular clips with locking mechanism and non-slip clamping surfaces |
| CN105534558A (en) * | 2016-02-04 | 2016-05-04 | 徐斌 | Vascular clamp |
-
2017
- 2017-07-03 CN CN201710535249.6A patent/CN109199507A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1020035A (en) * | 1962-11-02 | 1966-02-16 | Nils Lage Wilhelm Posse | Improvements in or relating to clamps |
| EP0095249A2 (en) * | 1982-04-26 | 1983-11-30 | Ethicon, Inc. | Non-metallic, bio-compatible hemostatic clips |
| CN1857742A (en) * | 2005-04-30 | 2006-11-08 | 中国科学院金属研究所 | Biomedicine implant material with controllable degrading rate and its application |
| CN201015595Y (en) * | 2006-06-02 | 2008-02-06 | 曾维著 | Disposable umbilical cord cutting and navel protecting device |
| CN202699220U (en) * | 2012-08-14 | 2013-01-30 | 王芳 | Novel hemostatic forceps for use in abdominal cavity minimally-invasive operation |
| US9220507B1 (en) * | 2012-10-14 | 2015-12-29 | Manoj B. Patel | Tissue spreading vascular clips with locking mechanism and non-slip clamping surfaces |
| CN203388908U (en) * | 2013-08-09 | 2014-01-15 | 王迪 | Clamping force adjustable umbilical cord clamp |
| CN103549985A (en) * | 2013-10-29 | 2014-02-05 | 杭州铭众生物科技有限公司 | Absorbable ligature clamp and manufacturing method thereof |
| CN103892883A (en) * | 2014-04-15 | 2014-07-02 | 江苏德威兰医疗器械有限公司 | Emergency hemostasis clamp |
| CN204683691U (en) * | 2015-05-07 | 2015-10-07 | 南京闻智生物科技有限公司 | A kind of macromolecular material hemostatic clamp |
| CN105534558A (en) * | 2016-02-04 | 2016-05-04 | 徐斌 | Vascular clamp |
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| PB01 | Publication | ||
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Application publication date: 20190115 |